Karma yoga or the "discipline of action" is a form of yoga

Yoga

Yoga is a physical, mental, and spiritual discipline, originating in ancient India. The goal of yoga, or of the person practicing yoga, is the attainment of a state of perfect spiritual insight and tranquility while meditating on Supersoul...

 based on the teachings of the Bhagavad Gita

Bhagavad Gita

The ' , also more simply known as Gita, is a 700-verse Hindu scripture that is part of the ancient Sanskrit epic, the Mahabharata, but is frequently treated as a freestanding text, and in particular, as an Upanishad in its own right, one of the several books that constitute general Vedic tradition...

, a sacred Sanskrit

Sanskrit

Sanskrit , is a historical Indo-Aryan language and the primary liturgical language of Hinduism, Jainism and Buddhism.Buddhism: besides Pali, see Buddhist Hybrid Sanskrit Today, it is listed as one of the 22 scheduled languages of India and is an official language of the state of Uttarakhand...

 scripture of Hinduism

Hinduism

Hinduism is the predominant and indigenous religious tradition of the Indian Subcontinent. Hinduism is known to its followers as , amongst many other expressions...

. Of the four paths to realization, karma yoga is the science of achieving perfection in action. Karma yoga is an intrinsic part of many derivative types of yoga, such as Natya Yoga

Natya Yoga

Natya Yoga may refer to:* Bharata Natyam, classical dance form in India* Natya Yoga, dance yoga practiced in Classical Indian musical theatre* Natya Yoga, first practiced by Narada, a divine sage from the Vaisnava tradition of Hinduism...

.
The Bhagavad Gita

Bhagavad Gita

The ' , also more simply known as Gita, is a 700-verse Hindu scripture that is part of the ancient Sanskrit epic, the Mahabharata, but is frequently treated as a freestanding text, and in particular, as an Upanishad in its own right, one of the several books that constitute general Vedic tradition...

 gives a summary of the karma yoga process. The Gita itself is a chapter from the epic known as Mahabharata

Mahabharata

The Mahabharata is one of the two major Sanskrit epics of ancient India and Nepal, the other being the Ramayana. The epic is part of itihasa....

, wherein a dialogue takes place between the prince Arjuna

Arjuna

Arjuna in Indian mythology is the greatest warrior on earth and is one of the Pandavas, the heroes of the Hindu epic Mahābhārata. Arjuna, whose name means 'bright', 'shining', 'white' or 'silver' Arjuna (Devanagari: अर्जुन, Thai: อรชุน, Orachun, Tamil: Arjunan, Indonesian and Javanese: Harjuna,...

, and his friend and chariot driver, Lord Krishna

Krishna

Krishna is a central figure of Hinduism and is traditionally attributed the authorship of the Bhagavad Gita. He is the supreme Being and considered in some monotheistic traditions as an Avatar of Vishnu...

, on the brink of a great dynastic war.